academic article

• Physical Activity Predicts Higher Physical Function in Older Adults: The Osteoarthritis Initiative..  Journal of physical activity & health.  13:6-16. 2015
• Waist Circumference, Physical Activity, and Functional Impairments in Older U.S. Adults: Results from the NHANES 2005-2010..  Journal of aging and physical activity.  23:369-76. 2014